Pain changing on the car

The color on the Gallivanter 26 Easter Baller P5X (A) always changes to a weird white color but when drove into the shop it almost looks normal till you repaint it again. we tried 3 times and no changes.

https://medal.tv/games/gta-v/clips/ms70xGe8kfnzASO3e?invite=cr-MSw2bHMsNDMyMzgwMTYw&v=175